ASME SA588 Qib B corten steel weathering steel daim hlau feem ntau yog siv rau hauv cov khoom siv xws li txuas hniav thiab cov tsev. Qhov kom zoo dua ntawm ASME SA588 Qib B corten steel tshaj cov hlau me thiab cov hlau tsis tshua muaj hlau yog nws lub peev xwm "weathering", uas muab cov huab cua tiv thaiv corrosion thiab thaum kawg lub neej nyob rau hauv daim ntawv thov uas raug huab cua.
ASME SA588 Qib B corten steel weathering steel daim hlau tshuaj muaj pes tsawg leeg:
| Qib | C | Mn | P | S | Si |
| SA588 Qib B | Tsawg dua los yog sib npaug li 0.20 | 0.75-1.35 | Tsawg dua los yog sib npaug li 0.04 | Tsawg dua los yog sib npaug li 0.05 | 0.15-0.50 |
| Cu | Ni | Cr | V | ||
| 0.20-0.40 | Tsawg dua los yog sib npaug li 0.50 | 0.4-0.70 | 0.01-0.10 |
ASME SA588 Qib B corten steel weathering steel daim hlau cov cuab yeej cuab tam:
| Qib | Yield zog (MPa) min. | Tensile zog (MPa) min. | Elongation hauv 8 hauv min. % | Elongation hauv 2 hauv min. % |
| SA588 Qib B | 315 | 460 | - | 21 |
ASME SA588 Qib B corten steel weathering steel daim hlau yog siv los tsim cov nroj tsuag, lub tsev dav dav thiab txhua yam ntawm engineering machinery, xws li drilling rig, hluav taws xob shovel, hluav taws xob log pob tseg tsheb, mine tsheb, excavator, loader, bulldozer, crane, thee mine hydraulic txhawb thiab lwm yam khoom siv thiab lwm yam khoom siv.
